CN110995808B - Power grid infrastructure site safety dynamic management and control system based on ubiquitous power Internet of things - Google Patents
Power grid infrastructure site safety dynamic management and control system based on ubiquitous power Internet of things Download PDFInfo
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- CN110995808B CN110995808B CN201911162081.4A CN201911162081A CN110995808B CN 110995808 B CN110995808 B CN 110995808B CN 201911162081 A CN201911162081 A CN 201911162081A CN 110995808 B CN110995808 B CN 110995808B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
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- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
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- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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Abstract
The invention relates to the technical field of power grid infrastructure site management, in particular to a power grid infrastructure site safety dynamic management and control system based on ubiquitous electric power Internet of things. It comprises the following steps: a wear detection system for enabling management of personnel and safety equipment at a capital construction site; the virtual fence system is used for monitoring key areas at a construction site; the multi-mode data acquisition system is used for acquiring personnel data at a construction site; the local server is used for managing the wearing detection system, the virtual fence system and the multi-mode data acquisition system; the remote server side is used for carrying out data interaction with the local server; and the background end is used for carrying out data interaction with the remote server end. The invention can better realize the management of the power grid infrastructure site.
Description
Technical Field
The invention relates to the technical field of power grid infrastructure site management, in particular to a power grid infrastructure site safety dynamic management and control system based on ubiquitous electric power Internet of things.
Background
The engineering construction field is a high-risk field, the safety control points of the construction site are multiple in surface, and especially for the open line engineering site, the safety control difficulty is very high. With the rapid development of the power grid scale, the power grid construction scale is increased year by year, and the safety risk of on-site construction management is increased day by day. In addition, the national requirements for field safety control are increasingly increased, so that the traditional field construction management mode is not suitable for the current safety work requirements, and the best solution is only to improve the quality and efficiency of work by means of science and technology.
Disclosure of Invention
The invention provides a ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system which can overcome certain or some defects in the prior art.
The invention relates to a ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system, which comprises:
a wear detection system for enabling management of personnel and safety equipment at a capital construction site;
the virtual fence system is used for monitoring key areas at a construction site;
the multi-mode data acquisition system is used for acquiring personnel data at a construction site;
The local server is used for managing the wearing detection system, the virtual fence system and the multi-mode data acquisition system;
the remote server side is used for carrying out data interaction with the local server; and
the background end is used for carrying out data interaction with the remote server end.
According to the invention, by wearing the detection system, the identity of a constructor at the construction site can be identified when the constructor enters and exits the construction site, and whether the constructor wears the safety equipment meeting the regulations or not can be detected, so that the management of personnel and equipment at the construction site can be better realized. The virtual fence system can warn the key areas at the construction site, so that irrelevant people can be prevented from entering the key areas better. Environmental data and personnel data at the construction site can be monitored through the multi-mode data acquisition system, so that daily supervision at the construction site can be better realized. The local server can better realize overall management of the data at the wearing detection system, the virtual fence system and the multi-mode data acquisition system, the remote server can better upload the data in the local server to the cloud for storage and management, and the background can better realize management of related data.
Preferably, the wear detection system includes: a constructor and safety equipment database for storing face information of constructors and safety equipment information corresponding to constructors; the face recognition module is used for reading face information of constructors; the face information matching module is used for matching the face information read by the face information matching module with the face information stored in the constructor and safety equipment database, generating an alarm signal if the matching is unsuccessful, and extracting the safety equipment information corresponding to the constructor from the constructor and the safety equipment database if the matching is successful; the safety equipment detection module is used for reading the information of the safety equipment actually worn by the constructor; the safety equipment matching module is used for matching the safety equipment information actually worn by the constructor and the safety equipment information extracted from the constructor and the safety equipment database and corresponding to the constructor, if the matching is successful, the control gate system is released, and if the matching is unsuccessful, an alarm signal is generated; and an alarm module for alarming when an alarm signal at the face information matching module or the safety equipment matching module is received.
In the invention, the face information of each constructor can be recorded by establishing the constructor and safety equipment database, and the safety equipment which each constructor should wear can be corresponding to the face information of the constructor. On the basis of building a constructor and safety equipment database, by additionally installing a face recognition module, a face information matching module, a safety equipment detection module, a safety equipment matching module and an alarm module at the existing gate system of the construction site, whether the person entering the construction site is the constructor of the construction site or not and whether the person is completely worn with safety equipment or not can be detected preferably, so that the management of the construction site can be realized preferably. Therefore, the personnel not on the construction site can be prevented from entering the construction site, and the personnel not wearing complete safety equipment can be prevented from entering the site.
Preferably, the safety equipment detection module further comprises a safety equipment identification tag arranged at the safety equipment, wherein the safety equipment identification tag is used for recording identification information uniquely corresponding to the corresponding safety equipment, and the safety equipment information read by the safety equipment detection module is the identification information recorded at the safety equipment identification tag. By arranging the safety equipment identification tag at the safety equipment, the recording of the safety equipment can be realized preferably in a mode of additionally arranging the safety equipment identification tag at the existing safety equipment, so that the safety equipment is convenient to realize.
Preferably, the safety equipment matching device further comprises a display module, wherein the display module is used for receiving a matching success signal sent by the safety equipment matching module to display matching success information when the safety equipment matching module is successfully matched, and is used for receiving a matching failure signal sent by the safety equipment matching module to display matching failure information when the safety equipment matching module is not successfully matched. Therefore, a visual interface can be added, and constructors can be reminded of why the matching fails when the matching fails.
Preferably, all the safety equipment of the constructors is arranged in a storage cabinet. So that unified management of the safety equipment can be preferably facilitated.
Preferably, the virtual fence system comprises: the RGB-D camera acquisition module is used for acquiring RGB images and three-dimensional point cloud information of a construction site; the key region dividing module is used for constructing an image plane key region and an actual key region; the person detection module is used for detecting whether a person appears in the RGB image acquired by the RGB-D camera acquisition module, and extracting all coordinates of the person in the RGB image to generate an image coordinate set and all corresponding three-dimensional point cloud information to generate a human body point cloud set when the person appears in the RGB image; the personnel intrusion judging module is used for judging whether points in the key area of the image plane exist in the image coordinate set one by one, stopping judging if the points do not exist, storing all the points in the key area of the image plane into a potential intrusion image coordinate set if the points exist, extracting three-dimensional point cloud information of all the corresponding points from the human body point cloud set according to the intrusion image coordinate set, judging whether the points in the actual key area exist one by one, stopping judging if the points do not exist, extracting RGB images and three-dimensional point cloud information of a frame where the current point exists and storing the RGB images and the three-dimensional point cloud information, and sending alarm information to the alarm module; and the alarm module is used for alarming when the alarm information is received.
According to the invention, the actual physical position of the dangerous key region can be divided according to the requirement of a construction site through the key region dividing module, the RGB image acquired by the RGB-D camera acquisition module is analyzed through the personnel detection module, whether the personnel position appearing in the RGB image is positioned in the image plane key region can be analyzed firstly, when the personnel appears in the image plane key region, whether the actual position of the personnel is positioned in the actual key region can be analyzed according to the three-dimensional point cloud information acquired by the RGB-D camera acquisition module, so that the real-time detection of the personnel entering the actual physical position of the dangerous key region can be realized better, and the evidence can be reserved better due to the reserved RGB image and the corresponding three-dimensional point cloud information, so that the personnel can be subjected to actual convincing through the safety violating picture on site after the fact, and the point-to-point criticizing of the safety error can be conveniently carried out.
Preferably, the key region dividing module selects 4 datum points p when constructing the key region and the actual key region of the image plane 1 、p 2 、p 3 And p 4 And respectively obtain the coordinates p of the 4 datum points in the RGB image 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) Three-dimensional coordinates p in the field 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) At p 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) The inner region is the key region of the image plane and is positioned at p 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) The inner region is the actual key region.
According to the invention, the key region dividing module can divide the actual physical position of the dangerous key region according to the requirement of the construction site, 4 datum points are selected by being arranged at the construction site, and the coordinates of the 4 datum points in the coordinate system established by taking the RGB-D camera acquisition module as a datum are obtained, so that the image plane key region and the actual key region can be preferably constructed.
Preferably, the multi-mode data acquisition system comprises a field end, a server end and a background end, wherein the field end is used for acquiring field data and transmitting the field data to the server end, the server end is used for processing data received from the field end, and the background end is used for carrying out data interaction with the server end; the field end comprises a positioning network system and a video monitoring system, the positioning network system comprises a plurality of positioning base stations, a positioning data processing unit and a positioning communication unit, the positioning base stations are arranged at the field, the positioning base stations are arranged at the site of the foundation construction and are used for identifying identification tags arranged at the safety equipment so as to realize positioning of each safety equipment, and the positioning data processing unit is used for processing data acquired by the positioning base stations and uploading the data to the server end through the positioning communication unit; the video monitoring system comprises a plurality of monitoring cameras, a monitoring data processing unit and a monitoring communication unit, wherein the monitoring cameras are arranged at a construction site and used for shooting and recording the environment of the construction site, and the monitoring data processing unit is used for processing data acquired by the monitoring cameras and sending the data to the server through the monitoring communication unit.
According to the invention, the field end can collect various data of the construction field by means of various existing sensing devices such as cameras, positioning base stations, intelligent safety helmets, identification tags and the like, and can upload the collected data to the server end, so that data support for construction field management can be better realized. By arranging the positioning network system at the site of the foundation construction and arranging the matched identification tag at the safety equipment of each constructor, the positioning of each constructor can be preferably realized, and thus, the real-time position data of each constructor can be preferably acquired. The video monitoring system is arranged through the monitoring camera, so that the environmental information of the construction site can be monitored and uploaded in real time preferably, and better data support can be provided for management of the construction site.
Preferably, the safety equipment includes, but is not limited to, a helmet. Because the safety helmet is the necessary safety equipment for each constructor, the safety helmet can have better universality by arranging the identification tag at the safety helmet.
Drawings
FIG. 1 is a block diagram of a system for dynamic control of safety in a power grid infrastructure site in accordance with example 1;
FIG. 2 is a block diagram schematically showing a wear detection system in embodiment 1;
FIG. 3 is a block diagram schematic of the virtual fence system of embodiment 1;
fig. 4 is a schematic diagram of the working principle of the virtual fence system in embodiment 1;
FIG. 5 is a schematic workflow diagram of the virtual fence system of embodiment 1;
FIG. 6 is a block diagram of the multi-modal data collection system of embodiment 1;
fig. 7 is a block diagram schematically illustrating a positioning network system in embodiment 1;
fig. 8 is a block diagram schematically illustrating a video monitoring system in embodiment 1;
FIG. 9 is a schematic view of the storage cabinet in embodiment 2;
FIG. 10 is a schematic cross-sectional view of the storage cabinet in example 2;
FIG. 11 is an enlarged schematic view of A in FIG. 10;
fig. 12 is a schematic structural view of the partition plate in embodiment 2;
FIG. 13 is a schematic cross-sectional view of the partition plate and the baffle plate in example 2;
fig. 14 is a schematic sectional view of the partition plate and the telescopic partition plate in embodiment 2.
Detailed Description
For a further understanding of the present invention, the present invention will be described in detail with reference to the drawings and examples. It is to be understood that the examples are illustrative of the present invention and are not intended to be limiting.
Example 1
As shown in fig. 1, the present embodiment provides a power grid infrastructure site safety dynamic management and control system based on ubiquitous power internet of things, which includes:
A wear detection system for enabling management of personnel and safety equipment at a capital construction site;
the virtual fence system is used for monitoring key areas at a construction site;
the multi-mode data acquisition system is used for acquiring personnel data at a construction site;
the local server is used for managing the wearing detection system, the virtual fence system and the multi-mode data acquisition system;
the remote server side is used for carrying out data interaction with the local server; and
the background end is used for carrying out data interaction with the remote server end.
In this embodiment, by wearing the detection system, the constructor at the construction site can identify the identity of the constructor when the constructor enters and exits the construction site and detect whether the constructor wears the safety equipment meeting the regulations, so that the management of the constructor and the equipment at the construction site can be preferably realized. The virtual fence system can warn the key areas at the construction site, so that irrelevant people can be prevented from entering the key areas better. Environmental data and personnel data at the construction site can be monitored through the multi-mode data acquisition system, so that daily supervision at the construction site can be better realized. The local server can better realize overall management of the data at the wearing detection system, the virtual fence system and the multi-mode data acquisition system, the remote server can better upload the data in the local server to the cloud for storage and management, and the background can better realize management of related data.
As shown in conjunction with fig. 2, the wear detection system in this embodiment includes: a constructor and safety equipment database for storing face information of constructors and safety equipment information corresponding to constructors; the face recognition module is used for reading face information of constructors; the face information matching module is used for matching the face information read by the face information matching module with the face information stored in the constructor and safety equipment database, generating an alarm signal if the matching is unsuccessful, and extracting the safety equipment information corresponding to the constructor from the constructor and the safety equipment database if the matching is successful; the safety equipment detection module is used for reading the information of the safety equipment actually worn by the constructor; the safety equipment matching module is used for matching the safety equipment information actually worn by the constructor and the safety equipment information extracted from the constructor and the safety equipment database and corresponding to the constructor, if the matching is successful, the control gate system is released, and if the matching is unsuccessful, an alarm signal is generated; and an alarm module for alarming when an alarm signal at the face information matching module or the safety equipment matching module is received.
In this embodiment, by establishing the constructor and safety equipment database, face information of each constructor can be recorded, and safety equipment that each constructor should wear can be corresponding to the face information of the constructor. On the basis of building a constructor and safety equipment database, by additionally installing a face recognition module, a face information matching module, a safety equipment detection module, a safety equipment matching module and an alarm module at the existing gate system of the construction site, whether the person entering the construction site is the constructor of the construction site or not and whether the person is completely worn with safety equipment or not can be detected preferably, so that the management of the construction site can be realized preferably. Therefore, the personnel not on the construction site can be prevented from entering the construction site, and the personnel not wearing complete safety equipment can be prevented from entering the site.
Because the constructors and the safety equipment database are in corresponding relation, whether any constructor wears the needed safety equipment or not can be detected through the safety equipment matching module, and whether the constructor mistakenly wears the safety equipment of other people or not can be detected.
Meanwhile, as constructors can detect the safety equipment when entering and exiting the construction site, the construction equipment can be better prevented from being missed in the construction site by the constructors, so that the safety equipment can be better managed, and the safety equipment is prevented from being lost.
The system of the embodiment further includes a safety equipment identification tag disposed at the safety equipment, wherein the safety equipment identification tag is used for recording identification information uniquely corresponding to the corresponding safety equipment, and the safety equipment information read by the safety equipment detection module is the identification information recorded at the safety equipment identification tag. By arranging the safety equipment identification tag at the safety equipment, the recording of the safety equipment can be realized preferably in a mode of additionally arranging the safety equipment identification tag at the existing safety equipment, so that the safety equipment is convenient to realize.
In the system of this embodiment, the security equipment identification tag is an RFID tag. Because the RFID tag is a mature technology, the implementation of the scheme of the embodiment can be better facilitated by adopting the RFID tag as a safety equipment identification tag.
The system of the embodiment further comprises a display module, wherein the display module is used for receiving a matching success signal sent by the safety equipment matching module to display matching success information when the safety equipment matching module is successfully matched, and is used for receiving a matching failure signal sent by the safety equipment matching module to display matching failure information when the safety equipment matching module is not successfully matched. Therefore, a visual interface can be added, and constructors can be reminded of why the matching fails when the matching fails.
In the system of this embodiment, all the safety equipment of the constructors are disposed in a storage cabinet. So that unified management of the safety equipment can be preferably facilitated.
Based on the system of the embodiment, the embodiment also provides a wearing detection method of labor insurance articles of power grid construction site constructors, which comprises the following steps:
step S1, constructing a constructor and safety equipment database, and storing face information of the constructor and safety equipment information corresponding to the constructor in the constructor and safety equipment database;
s2, reading face information of constructors by adopting a face recognition module;
step S3, adopting a face information matching module to match the face information read by the face information matching module with the face information stored in the constructor and safety equipment database, generating an alarm signal and sending the alarm signal to the alarm module for alarm if the matching is unsuccessful, and enabling the constructor and the safety equipment database to extract the safety equipment information corresponding to the constructor if the matching is successful;
s4, reading the information of the safety equipment actually worn by the constructor by adopting a safety equipment detection module;
and S5, matching the safety equipment information actually worn by the constructor and read by the safety equipment detection module with the safety equipment information extracted from the constructor and the safety equipment database and corresponding to the constructor by adopting the safety equipment matching module, if the matching is successful, controlling the gate system to pass, and if the matching is unsuccessful, generating an alarm signal and sending the alarm signal to the alarm module for alarm.
In this example, through the steps S1 to S5, it can be preferably realized that whether the person entering the construction site is a constructor on the construction site and whether the person wears the complete safety device is detected.
In this example, in step S4, a safety device identification tag is set at the safety device, identification information uniquely corresponding to the corresponding safety device is recorded at the safety device identification tag, and the safety device information read by the safety device detection module is the identification information recorded at the safety device identification tag. So that the identification of the safety equipment can be preferably achieved.
In this example, the safety equipment identification tag is implemented based on an RFID tag. Thus, retrofitting of existing safety equipment can be preferably achieved, and identification of the safety equipment can be facilitated.
In this example, in step S5, the display module is used to receive the match success signal sent by the safety equipment matching module to display match success information when the safety equipment matching module is successfully matched, and to receive the match failure signal sent by the safety equipment matching module to display match failure information when the safety equipment matching module is not successfully matched. Therefore, the matching information of the constructors can be preferably reminded in a visual mode.
As shown in fig. 3, the virtual fence system includes: the RGB-D camera acquisition module is used for acquiring RGB images and three-dimensional point cloud information of a construction site; the key region dividing module is used for constructing an image plane key region and an actual key region; the person detection module is used for detecting whether a person appears in the RGB image acquired by the RGB-D camera acquisition module, and extracting all coordinates of the person in the RGB image to generate an image coordinate set and all corresponding three-dimensional point cloud information to generate a human body point cloud set when the person appears in the RGB image; the personnel intrusion judging module is used for judging whether points in the key area of the image plane exist in the image coordinate set one by one, stopping judging if the points do not exist, storing all the points in the key area of the image plane into a potential intrusion image coordinate set if the points exist, extracting three-dimensional point cloud information of all the corresponding points from the human body point cloud set according to the intrusion image coordinate set, judging whether the points in the actual key area exist one by one, stopping judging if the points do not exist, extracting RGB images and three-dimensional point cloud information of a frame where the current point exists and storing the RGB images and the three-dimensional point cloud information, and sending alarm information to the alarm module; and the alarm module is used for alarming when the alarm information is received.
In this embodiment, the RGB-D camera acquisition module may include an existing RGB-D camera, and by locating the RGB-D camera acquisition module at a site of a building, RGB images and three-dimensional point cloud information of the site of the building may be acquired in real time at the same time, so that data support may be better provided for the system.
According to the virtual fence system in the embodiment, the actual physical position of the dangerous key region can be divided according to the requirement of a construction site through the key region dividing module, the RGB image acquired by the RGB-D camera acquisition module is analyzed through the personnel detection module, whether the position of personnel appearing in the RGB image is located in the image plane key region can be analyzed first, when the personnel appears in the image plane key region, whether the actual position of the personnel is located in the actual key region can be analyzed according to the three-dimensional point cloud information acquired by the RGB-D camera acquisition module, and therefore real-time detection of the personnel entering the actual physical position of the dangerous key region can be achieved preferably, evidence can be reserved preferably due to the fact that the RGB image and the corresponding three-dimensional point cloud information are reserved, the personnel can be conveniently subjected to spot-to-point convincing through the safety violating picture on site afterwards, and point-to-by-point criticizing safety errors of the personnel are facilitated.
More importantly, in the embodiment, the RGB-D camera acquisition module is adopted, so that RGB images and three-dimensional point cloud information of a foundation site can be acquired simultaneously, and the personnel intrusion judgment module can respectively judge the coordinate information of personnel in the RGB images and the coordinate information of personnel in the foundation site step by step, so that the workload of the personnel can be reduced better, and the misjudgment rate of the personnel can be reduced better. Referring to fig. 2, although the q1 and q2 points in fig. 2 are located in the important area of the image plane in the RGB image, only the q2 point is actually located in the actual important area, and the misjudgment rate of the whole system can be preferably reduced by performing double judgment on the information of the personnel appearing in the RGB image.
Referring to fig. 3, when the key region dividing module constructs the key region and the actual key region of the image plane, 4 datum points p are selected 1 、p 2 、p 3 And p 4 And respectively obtain the coordinates p of the 4 datum points in the RGB image 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) Three-dimensional coordinates p in the field 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) At p 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) The inner region is the key region of the image plane and is positioned at p 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) The inner region is the actual key region.
In this embodiment, the key region dividing module can divide the actual physical position of the dangerous key region according to the requirement of the construction site, and the image plane key region and the actual key region can be preferably constructed by selecting 4 reference points at the construction site and acquiring coordinates of the 4 reference points in a coordinate system established by taking the RGB-D camera acquisition module as a reference.
In fact, the selection of 4 reference points in the embodiment is only one specific selection mode, and a proper number of reference points can be selected according to the field requirement during actual arrangement.
In this embodiment, the person detection module is implemented based on a machine learning algorithm or a deep learning algorithm. Therefore, detection of the invader and extraction of the coordinate of the invader can be preferably realized.
The machine learning algorithm can adopt algorithms such as HOG+SVM, HOG+AdaBoost, ICF+AdaBoost, DPM+Latent SVM and the like, and the deep learning algorithm can adopt algorithms such as Faster-RCNN, SSD, FPN, YOLO and the like.
In this embodiment, the alarm module includes at least one of an optical alarm unit and an acoustic alarm unit. The alarm module can be arranged at a construction site (namely, an actual key area), so that the alarm module can alarm when personnel intrusion is detected.
Referring to fig. 5, based on the system in the present embodiment, the present embodiment further provides a method for controlling a virtual fence of a power grid infrastructure site based on an RGB-D camera, which includes the following steps:
s1, equipment installation and calibration;
step S2, setting initial parameters at an RGB-D camera acquisition module to finish the division of an image plane key region and an actual key region;
Step S3, detecting whether personnel appear in each frame of RGB image shot by the RGB-D camera acquisition module by adopting a personnel detection module, and extracting all coordinates of the personnel in the RGB image to generate an image coordinate set and all corresponding three-dimensional point cloud information to generate a human body point cloud set when the personnel appear in the RGB image;
and S4, judging whether points located in the key areas of the image plane exist in the image coordinate set or not by adopting a personnel intrusion judging module, stopping judging if the points do not exist in the key areas of the image plane, judging whether three-dimensional point cloud information of the corresponding points are located in the actual key areas one by one if the points do not exist in the key areas, stopping judging if the points do not exist in the key areas, extracting and storing RGB images of frames where the corresponding points are located and the three-dimensional point cloud information of the frames where the corresponding points are located, and sending alarm information to an alarm module to realize alarm.
Through the steps S1-S4, whether personnel invade a key area at a construction site or not can be detected and timely alarmed, and image information of the invaded personnel can be collected and stored better, so that later-stage responsibility tracking can be facilitated better.
In this embodiment, the device can be first installed through step S1, and alignment of the respective coordinate systems in the RGB-D camera acquisition module can be preferably achieved through calibration.
In this embodiment, through step S2, the division between the image plane key region and the actual key region can be preferably implemented.
In this embodiment, through step S3, detection of an intruder and extraction of coordinate information can be preferably achieved.
In this embodiment, through step S4, it can be better to determine whether an intruder enters a key region at a construction site.
In the step S2, when the key region dividing module constructs the key region and the actual key region of the image plane, 4 reference points p are selected first 1 、p 2 、p 3 And p 4 Then respectively acquiring coordinates p of the 4 datum points in the RGB image 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) Three-dimensional coordinates p in the field 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) Finally will be located at p 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) The inner region is the key region of the image plane and is to be positioned at p 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) The inner region is the actual key region.
Through the method, the division of the image plane key region and the actual key region can be preferably realized.
In the step S3, the person detection module is implemented based on a machine learning algorithm or a deep learning algorithm. Therefore, detection of invading personnel and extraction of coordinate information thereof can be preferably realized.
In the step S1, the RGB-D camera acquisition module is arranged at the site through a mounting bracket. Thus, the installation of the RGB-D camera acquisition module can be preferably realized.
In this embodiment, the person detection module can detect each frame of image acquired by the RGB-D camera acquisition module.
It is known that each frame of image contains RGB image information and depth image information. When the personnel detection module detects the personnel in any frame of image, the RGB image information and the depth image information of the intruder can be extracted, whereinThe RGB image information refers to the coordinates thereof in the RGB image coordinate system, and the depth image information refers to the coordinates thereof in the depth image coordinate system (corresponding to three-dimensional point cloud information). The extracted coordinate set of the intruder in the RGB image coordinate system is the image coordinate set expressed as A (u i ，v i ) (i=1, 2,3 … … M); the extracted coordinate set of the invading person in the depth image coordinate system is the human body point cloud set expressed as P (x) i ，y i ，z i )(i＝1，2，3……M)。
After the image coordinate set and the human body point cloud set are acquired, the personnel intrusion judging module can judge in two steps: first, based on the image coordinate set, a coordinate point (u i ，v i ) Determine whether it is included in the image plane key region, and determine all coordinate points (u i ，v i ) Saving the data to a potential intrusion image coordinate set expressed as B (u i ，v i ) (i=1, 2,3 … … N, n.ltoreq.m); second, corresponding three-dimensional point cloud information (i.e. coordinates in the depth image coordinate system) can be extracted from the human point cloud according to the potential intrusion image coordinate set, and the extracted set can be expressed as Q (x i ，y i ，z i ) (i=1, 2,3 … …, n.ltoreq.m), it can be better to determine whether the current person invades the important area by determining whether all points in the set Q are located in the actual important area one by one. When judging whether the real key area is included or not, if only one point is included, judging that the current personnel invade the real key area, triggering an alarm module to alarm, and storing RGB (red, green and blue) images of the current frame and point cloud data for later punishment and use of the invader; if all the points in the Q are judged, and the points included in the actual key area are not found, the fact that the current personnel does not invade the actual key area is indicated.
6-8, the multi-mode data acquisition system of the embodiment comprises a field end, a server end and a background end, wherein the field end is used for acquiring field data and sending the field data to the server end, the server end is used for processing data received from the field end, and the background end is used for carrying out data interaction with the server end;
The field end comprises a positioning network system and a video monitoring system, the positioning network system comprises a plurality of positioning base stations, a positioning data processing unit and a positioning communication unit, the positioning base stations are arranged at the field, the positioning base stations are arranged at the site of the foundation construction and are used for identifying identification tags arranged at the safety equipment so as to realize positioning of each safety equipment, and the positioning data processing unit is used for processing data acquired by the positioning base stations and uploading the data to the server end through the positioning communication unit;
the video monitoring system comprises a plurality of monitoring cameras, a monitoring data processing unit and a monitoring communication unit, wherein the monitoring cameras are arranged at a construction site and used for shooting and recording the environment of the construction site, and the monitoring data processing unit is used for processing data acquired by the monitoring cameras and sending the data to the server through the monitoring communication unit.
In this embodiment, the field end can collect various data of the building site by means of the existing various sensing devices such as cameras, positioning base stations, intelligent safety helmets, identification tags and the like, and can upload the collected data to the server end, so that data support for management of the building site can be better realized.
In this embodiment, the positioning network system is set at the site of the construction site, and the matched identification tag is set at the safety equipment of each constructor, so that the positioning of each constructor can be preferably realized, and the real-time position data of each constructor can be preferably acquired.
The positioning network system can be arranged through the positioning base station, and the matched identification tag is set at the safety equipment, so that details are omitted in this embodiment.
In this embodiment, the video monitoring system can be arranged through the monitoring camera, so that the environmental information of the construction site can be monitored and uploaded in real time, and better data support can be provided for management of the construction site.
Wherein the safety equipment includes, but is not limited to, a helmet. The safety helmet is necessary safety equipment for each constructor, so that the safety helmet can have better universality by arranging the identification tag at the safety helmet.
Example 2
As shown in fig. 9 to 14, the present embodiment provides a safety equipment storage cabinet for field construction, which can be preferably used for storing the safety equipment in embodiment 1.
The storage cabinet of the embodiment comprises a cabinet body 100, wherein a cavity 101 is arranged in the cabinet body 100, upright posts 110 which are arranged along the up-down direction are arranged in the cavity 101 and positioned at the left side and the right side, a plurality of partition plates 120 are arranged between the upright posts 110, mounting holes 411 for the corresponding upright posts 110 to pass through are formed in the partition plates 120, and adjusting mechanisms sleeved on the upright posts 110 are arranged between the adjacent partition plates 120; the adjusting mechanism comprises a lower sleeve 310 sleeved on the upright post 110 and an upper sleeve 310 extending into the lower sleeve 310, wherein the lower sleeve 310 and the upper sleeve 330 are respectively fixed on the corresponding adjacent partition plates 120, a chute 311 with an annular section is arranged at the upper end part on the outer side surface of the lower sleeve 310, a rotating block 320 is arranged at the upper end part of the lower sleeve 310, a rotating groove 321 for the lower sleeve 310 to extend in is arranged at the lower end surface of the rotating block 320, a sliding rail 322 matched with the chute 311 is arranged on the side wall of the rotating groove 321, and a first threaded hole 323 for the upper sleeve 310 to pass through and in threaded fit with the upper sleeve 310 is arranged on the top wall of the rotating groove 321.
Through the arrangement of the partition plate 120 in the embodiment, the partition plate 120 can divide the cavity 101 in the cabinet body 100 into a plurality of placing spaces, so that safety devices such as safety helmets, safety gloves, safety warning signs and the like can be placed on the partition plate 120 in a classified manner; through the arrangement of the rotating block 320, the rotating groove 321, the sliding rail 322, the lower sleeve 310 and the sliding groove 311, the lower sleeve 310 stretches into the rotating groove 321 and the sliding rail 322 is clamped into the sliding groove 311, so that the rotating block 320 can be installed at the upper end of the lower sleeve 310 and can rotate around the lower sleeve 310, the upper sleeve 330 is fixed on the other partition plate 120 of the adjacent partition plates 120 due to the fact that the lower sleeve 310 is fixed on the one partition plate 120 of the adjacent partition plates 120, the upper sleeve 330 stretches into the lower sleeve 310 and is in threaded fit with the first threaded hole 323 on the rotating block 320, the rotating block 320 can rotate to drive the upper sleeve 330 to move up and down, and then the distance between the adjacent partition plates 120 can be driven to be adjusted, and accordingly the placement space formed by the partition plates 120 can be well adapted to placement of safety equipment such as a safety helmet and a safety glove, and the space utilization rate in the cabinet 100 is increased. Through the above-mentioned structure for safety equipment storage cabinet for site operation can make the space of placing that division board 120 formed adapt to the safety equipment of equidimension better through adjustment mechanism adjustment between the adjacent division board 120 for the field operation, makes the space in the cabinet body 100 obtain abundant utilization, convenient operation simultaneously.
In this embodiment, a movable cavity 312 into which the upper sleeve 330 extends is provided in the lower sleeve 310, and a limiting groove 313 is provided on the sidewall of the movable cavity 312 along the up-down direction; the side surface of the upper sleeve 330 extending into the movable cavity 312 is provided with a limiting rod 331 corresponding to the limiting groove 313.
Through the setting of spacing groove 313 and gag lever post 331 in this embodiment for gag lever post 331 stretches into and removes in the spacing groove 313, and then makes gag lever post 331 obtain the restriction and makes upper sleeve 330 obtain the restriction in movable chamber 312, prevents that rotary block 320 from driving upper sleeve 330 and breaking away from lower sleeve 310 and leading to adjustment mechanism unable adjustment adjacent division board 120 between the distance.
In this embodiment, a lifting cavity 511 is disposed on the partition plate 120 and located at the front side along the left-right direction, a positioning rod 512 is disposed in the lifting cavity 511 along the left-right direction, and a second threaded hole 513 is disposed on the positioning rod 512; the lifting cavity 511 is internally provided with a lifting baffle 420, the baffle 420 is provided with a sliding cavity 421 for the positioning rod 512 to pass through, one end of the sliding cavity 421 extends out of the baffle 420 and can rotate a screw rod 521, and the screw rod 521 passes through the second threaded hole 513 and is in threaded fit with the second threaded hole 513.
By the arrangement of the barrier 420 in the present embodiment, the barrier 420 is enabled to drop the safety equipment placed on the partition plate 120; through the arrangement of the lifting cavity 511, the positioning rod 512, the second threaded hole 513, the sliding cavity 421 and the screw rod 521, the screw rod 521 passes through the second threaded hole 513, and meanwhile, the positioning rod 512 is fixedly arranged in the lifting cavity 511 to enable the screw rod 521 to move up and down, so that the baffle 420 is driven to move up and down in the lifting cavity 511 integrally, the height of the baffle 420 extending out of the upper end of the partition plate 120 can be adjusted, and safety equipment placed on the partition plate 120 can be blocked preferably.
In this embodiment, a plurality of retractable partitions 430 are disposed on the upper surface of the partition plate 120 along the front-rear direction.
By the arrangement of the telescopic partition 430 in this embodiment, the space above the partition 120 can be divided into a plurality of placing spaces by the telescopic partition 430, which is beneficial to classifying the safety equipment placed on the same partition 120 and is convenient to use.
In this embodiment, the telescopic partition 430 includes a lower telescopic partition 610 with one end connected to the partition 120, a lifting cavity 611 with an upward opening is provided in the lower telescopic partition 610, and a limiting chute 612 is provided on front and rear sidewalls of the lifting cavity 611 along an up-down direction; an upper telescopic partition 620 of the lifting cavity 611 with one end extending out is arranged in the lifting cavity 611 through a spring 631, and a limiting column 621 is arranged on the front and rear side walls of the upper telescopic partition 620 and positioned at the lower end part corresponding to the limiting chute 612.
By the construction in the present embodiment, the spring 631 can provide elastic force to make the upper telescopic partition 620 extend out of the lifting cavity 611 and make the upper end of the upper telescopic partition 620 abut against the upper side wall of the upper partition 120 or the cavity 101, so that the telescopic partition 430 always preferably separates the space above the partition 120 when the distance between the adjacent partitions 120 is adjusted, and the classification is convenient; the setting of the limiting column 621 and the limiting chute 612 makes the limiting column 621 located in the limiting chute 612 to limit the movement of the upper telescopic partition plate 430, so that the upper telescopic partition plate 430 cannot separate from the lifting cavity 611 when the distance between the adjacent partition plates 120 is adjusted, and normal operation of the telescopic partition plate 430 is ensured.
In this embodiment, the column 110 is sleeved with the buffer spring 211 at the lower end, and the upper end of the buffer spring 211 is abutted against the lower side surface of the partition plate 120 at the bottom layer of the column 110, so as to preferably damp vibration of the partition plate 120 in the cavity 101, and prevent damage to the safety equipment caused by vibration collision between the safety equipment placed on the partition plate 120 when the cabinet 100 moves.
When the safety equipment storage cabinet for site construction of the embodiment is specifically used, according to the type and the size of the safety device to be placed, the rotating block 320 of the rotating and adjusting mechanism drives the upper sleeve 330 to move up and down to adjust the distance between the adjacent partition plates 120 so as to be better suitable for the placement of the safety device; the screw 521 can move the baffle 420 up and down to adjust the height of the baffle 420 extending out of the upper plate surface of the partition plate 120, so that the baffle 420 can be better blocked by the safety device on the partition plate 120 and can be placed to fall.
The invention and its embodiments have been described above by way of illustration and not limitation, and the invention is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present invention.
Claims (7)
1. Power grid infrastructure site safety dynamic management and control system based on ubiquitous power Internet of things comprises:
a wear detection system for enabling management of personnel and safety equipment at a capital construction site;
the virtual fence system is used for monitoring key areas at a construction site;
the virtual fence system comprises a virtual fence system,
the RGB-D camera acquisition module is used for acquiring RGB images and three-dimensional point cloud information of a construction site;
the key region dividing module is used for constructing an image plane key region and an actual key region;
the person detection module is used for detecting whether a person appears in the RGB image acquired by the RGB-D camera acquisition module, and extracting all coordinates of the person in the RGB image to generate an image coordinate set and all corresponding three-dimensional point cloud information to generate a human body point cloud set when the person appears in the RGB image;
the personnel intrusion judging module is used for judging whether points in the key area of the image plane exist in the image coordinate set one by one, stopping judging if the points do not exist, storing all the points in the key area of the image plane into a potential intrusion image coordinate set if the points exist, extracting three-dimensional point cloud information of all the corresponding points from the human body point cloud set according to the intrusion image coordinate set, judging whether the points in the actual key area exist one by one, stopping judging if the points do not exist, extracting RGB images and three-dimensional point cloud information of a frame where the current point exists and storing the RGB images and the three-dimensional point cloud information, and sending alarm information to the alarm module; and
The alarm module is used for alarming when receiving alarm information;
the key region dividing module selects 4 datum points p when constructing the image plane key region and the actual key region 1 、p 2 、p 3 And p 4 And respectively obtain the coordinates p of the 4 datum points in the RGB image 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) Three-dimensional coordinates p in the field 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) At p 1 (u 1 ，v 1 )、p 2 (u 2 ，v 2 )、p 3 (u 3 ，v 3 ) And p 4 (u 4 ，v 4 ) The inner region is the key region of the image plane and is positioned at p 1 (x 1 ，y 1 ，z 1 )、p 2 (x 2 ，y 2 ，z 2 )、p 3 (x 3 ，y 3 ，z 3 ) And p 4 (x 4 ，y 4 ，z 4 ) The inner area is the actual key area;
the multi-mode data acquisition system is used for acquiring personnel data at a construction site;
the local server is used for managing the wearing detection system, the virtual fence system and the multi-mode data acquisition system;
the remote server side is used for carrying out data interaction with the local server; and
the background end is used for carrying out data interaction with the remote server end.
2. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as claimed in claim 1, wherein: the wear detection system includes a first sensor configured to detect,
a constructor and safety equipment database for storing face information of constructors and safety equipment information corresponding to constructors;
The face recognition module is used for reading face information of constructors;
the face information matching module is used for matching the face information read by the face information matching module with the face information stored in the constructor and safety equipment database, generating an alarm signal if the matching is unsuccessful, and extracting the safety equipment information corresponding to the constructor from the constructor and the safety equipment database if the matching is successful;
the safety equipment detection module is used for reading the information of the safety equipment actually worn by the constructor;
the safety equipment matching module is used for matching the safety equipment information actually worn by the constructor and the safety equipment information extracted from the constructor and the safety equipment database and corresponding to the constructor, if the matching is successful, the control gate system is released, and if the matching is unsuccessful, an alarm signal is generated; and
and the alarm module is used for alarming when receiving the alarm signal at the face information matching module or the safety equipment matching module.
3. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as claimed in claim 2, wherein: the safety equipment detection module is used for detecting safety equipment information, and further comprises a safety equipment identification tag which is arranged at the safety equipment, wherein the safety equipment identification tag is used for recording identification information which uniquely corresponds to corresponding safety equipment, and the safety equipment information read by the safety equipment detection module is the identification information recorded at the safety equipment identification tag.
4. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as claimed in claim 2, wherein: the safety equipment matching module is used for matching the safety equipment, and sending a matching success signal to the display module.
5. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as claimed in claim 2, wherein: all constructors' safety equipment is arranged in a storage cabinet.
6. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as claimed in claim 1, wherein: the multi-mode data acquisition system comprises a field end, a server end and a background end, wherein the field end is used for acquiring field data and sending the field data to the server end, the server end is used for processing data received from the field end, and the background end is used for carrying out data interaction with the server end;
the field end comprises a positioning network system and a video monitoring system, the positioning network system comprises a plurality of positioning base stations, a positioning data processing unit and a positioning communication unit, the positioning base stations are arranged at the field, the positioning base stations are arranged at the site of the foundation construction and are used for identifying identification tags arranged at the safety equipment so as to realize positioning of each safety equipment, and the positioning data processing unit is used for processing data acquired by the positioning base stations and uploading the data to the server end through the positioning communication unit;
The video monitoring system comprises a plurality of monitoring cameras, a monitoring data processing unit and a monitoring communication unit, wherein the monitoring cameras are arranged at a construction site and used for shooting and recording the environment of the construction site, and the monitoring data processing unit is used for processing data acquired by the monitoring cameras and sending the data to the server through the monitoring communication unit.
7. The ubiquitous power internet of things-based power grid infrastructure site safety dynamic management and control system as set forth in claim 6, wherein: the safety equipment includes, but is not limited to, helmets.
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| CN113205632B (en) * | 2021-04-27 | 2022-06-28 | 内蒙古科电数据服务有限公司 | Internet of things equipment security access method suitable for electric power operation field |
| CN113888824A (en) * | 2021-06-30 | 2022-01-04 | 华北理工大学 | Mine violation border crossing behavior identification and alarm method and device based on topological spatial relationship |
| CN113343947B (en) * | 2021-08-02 | 2021-10-29 | 长沙鹏阳信息技术有限公司 | Petroleum underground oil pipe lifting safety analysis method based on artificial intelligence |
| CN114120506A (en) * | 2021-09-30 | 2022-03-01 | 国网浙江省电力有限公司 | Infrastructure field personnel management and control system and method based on 5G network architecture |
| CN116070139A (en) * | 2023-03-06 | 2023-05-05 | 中川建投集团有限公司 | Intelligent construction site safety detection system and method |
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